How fast do purple robe locust trees grow?
two to three feet per year
Purple Robe Locusts are excellent street trees and provide refreshing shade for decks or patios. They are fast growing, gaining two to three feet per year, and reach a medium tree height of thirty to forty feet.
Does purple robe locust have seed pods?
The two to four-inch-long, dark red to black, leathery seeds pods which follow will persist on the trees throughout the winter.
Is purple robe locust invasive?
The purple robe locust is hardy in U.S. Department of Agriculture zones 4 to 8. The roots and seeds of the purple robe tree spread so aggressively that it is considered invasive.
Are purple robe locust trees poisonous to dogs?
Toxicity. Honey locust and carob trees are classified as nontoxic to dogs, while black locust and other Robinia species are specified as poisonous by the American Society for the Prevention of Cruelty to Animals.
Is purple robe locust poisonous?
The bark, leaves, and seeds are poisonous if eaten.
How big does a purple robe locust tree get?
Specs
| Botanical Name | Robinia pseudocacia ‘Purple Robe’ |
|---|---|
| Tree Type | Shade |
| Size Range | Large Tree (more than 40 feet) |
| Mature Height | 40′ |
| Mature Spread | 30′ |
How do you start a locust tree from seed?
Honey locusts like moist soil, so be sure that the soil is watered well. Plant the seeds, giving them enough room grow (about three inches apart). Plant them at a depth of about one half inch, and cover them in soil. Place plastic wrap over the pot, and punch a few small hole in the plastic for ventilation.
How long does it take a locust tree to grow?
Growth Rate – Black Locust Trees can grow up to 4′ per year when young. Typically 2′ per year once several years old.
How do you grow a locust tree from seed?
Plant them at a depth of about one half inch, and cover them in soil. # 5 | Place plastic wrap over the honey locust seed pot, and punch a few small hole in the plastic to allow airflow. Keep your newly planted seeds in a place that receives bright but not direct sunlight, and keep the soil moist.
How long does purple robe locust bloom?
The sweet-smelling flowers, which last for a 10-day period in late spring, are followed by 4-inch leathery purple-brown seed pods that persist on trees all winter.
Can you propagate locust tree?
As these trees grow well and multiply quickly, even in nutrient poor and acidic soil, they are used in reforestation efforts. Once mature, they reach between 30 to 50 feet in height. You can propagate black locusts cuttings taken from the roots or use shoots cut from the tree.
How tall does a purple robe locust tree get?
about 40 feet tall
Planting & Growing Purple Robe Locust will grow to be about 40 feet tall at maturity, with a spread of 30 feet. It has a low canopy with a typical clearance of 5 feet from the ground, and should not be planted underneath power lines.